Karstens, S.A.M.; Bots, P.W.G.; Slinger, J.H. (2007). Spatial boundary choice and the views of different actors. Environ. Impact. Asses. Rev. 27(5): 386-407. http://dx.doi.org/10.1016/j.eiar.2007.02.002, meer
Slinger, J.; Muller, M.; Hendriks, M. (2007). Exploring local knowledge of the flooding risk of the Scheldt Estuary. Wat. Sci. Tech. 56(4): 79-86. http://dx.doi.org/10.2166/wst.2007.539, meer
Karstens, S.A.M.; Bots, P.W.G.; Slinger, J.H. (2007). Spatial boundary choice and the views of different actors. Environ. Impact. Asses. Rev. 27(5): 386-407.